src/test/ui/iterators/into-iter-on-arrays-2018.stderr

   1 warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
   2   --> $DIR/into-iter-on-arrays-2018.rs:14:34
   3    |
   4 LL |     let _: Iter<'_, i32> = array.into_iter();
   5    |                                  ^^^^^^^^^
   6    |
   7    = note: `#[warn(array_into_iter)]` on by default
   8    = warning: this changes meaning in Rust 2021
   9    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
  10 help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
  11    |
  12 LL |     let _: Iter<'_, i32> = array.iter();
  13    |                                  ~~~~
  14 help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
  15    |
  16 LL |     let _: Iter<'_, i32> = IntoIterator::into_iter(array);
  17    |                            ++++++++++++++++++++++++     ~
  18
  19 warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
  20   --> $DIR/into-iter-on-arrays-2018.rs:18:44
  21    |
  22 LL |     let _: Iter<'_, i32> = Box::new(array).into_iter();
  23    |                                            ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
  24    |
  25    = warning: this changes meaning in Rust 2021
  26    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
  27
  28 warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
  29   --> $DIR/into-iter-on-arrays-2018.rs:22:43
  30    |
  31 LL |     let _: Iter<'_, i32> = Rc::new(array).into_iter();
  32    |                                           ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
  33    |
  34    = warning: this changes meaning in Rust 2021
  35    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
  36
  37 warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
  38   --> $DIR/into-iter-on-arrays-2018.rs:25:41
  39    |
  40 LL |     let _: Iter<'_, i32> = Array(array).into_iter();
  41    |                                         ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
  42    |
  43    = warning: this changes meaning in Rust 2021
  44    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
  45
  46 warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
  47   --> $DIR/into-iter-on-arrays-2018.rs:32:24
  48    |
  49 LL |     for _ in [1, 2, 3].into_iter() {}
  50    |                        ^^^^^^^^^
  51    |
  52    = warning: this changes meaning in Rust 2021
  53    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
  54 help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
  55    |
  56 LL |     for _ in [1, 2, 3].iter() {}
  57    |                        ~~~~
  58 help: or remove `.into_iter()` to iterate by value
  59    |
  60 LL -     for _ in [1, 2, 3].into_iter() {}
  61 LL +     for _ in [1, 2, 3] {}
  62    |
  63
  64 warning: 5 warnings emitted
  65